HEADER HYDROLASE 08-JUL-03 1PY3 TITLE CRYSTAL STRUCTURE OF RIBONUCLEASE SA2 CAVEAT 1PY3 CHIRALITY ERROR AT N27A,V37A,N51A,N33B COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEASE; COMPND 3 CHAIN: A, B, C; COMPND 4 EC: 3.1.4.8; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES AUREOFACIENS; SOURCE 3 ORGANISM_TAXID: 1894; SOURCE 4 STRAIN: R8-26; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PEH100 KEYWDS ALPHA-BETA STRUCTURE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR J.SEVCIK,Z.DAUTER,K.S.WILSON REVDAT 5 16-OCT-24 1PY3 1 REMARK REVDAT 4 16-AUG-23 1PY3 1 REMARK REVDAT 3 25-JUL-12 1PY3 1 REMARK VERSN REVDAT 2 24-FEB-09 1PY3 1 VERSN REVDAT 1 13-JUL-04 1PY3 0 JRNL AUTH J.SEVCIK,Z.DAUTER,K.S.WILSON JRNL TITL CRYSTAL STRUCTURE REVEALS TWO ALTERNATIVE CONFORMATIONS IN JRNL TITL 2 THE ACTIVE SITE OF RIBONUCLEASE SA2. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 60 1198 2004 JRNL REFN ISSN 0907-4449 JRNL PMID 15213380 JRNL DOI 10.1107/S0907444904009035 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH E.J.HEBERT,G.R.GRIMSLEY,R.W.HARTLEY,G.HORN,D.SCHELL, REMARK 1 AUTH 2 S.GARCIA,V.BOTH,J.SEVCIK,C.N.PACE REMARK 1 TITL PURIFICATION OF RIBONUCLEASES SA, SA2 AND SA3 AFTER REMARK 1 TITL 2 EXPRESSION IN ESCHERICHIA COLI REMARK 1 REF PROTEIN EXPR.PURIF. V. 11 162 1997 REMARK 1 REFN ISSN 1046-5928 REMARK 1 DOI 10.1006/PREP.1997.0776 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.24 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 15.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 34158 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.175 REMARK 3 R VALUE (WORKING SET) : 0.172 REMARK 3 FREE R VALUE : 0.218 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1796 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.85 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2426 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2030 REMARK 3 BIN FREE R VALUE SET COUNT : 119 REMARK 3 BIN FREE R VALUE : 0.2800 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2215 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 277 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.49 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.89000 REMARK 3 B22 (A**2) : 2.17000 REMARK 3 B33 (A**2) : -1.23000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.13000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.149 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.109 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.077 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.443 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.962 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.944 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2313 ; 0.021 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): 1987 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3143 ; 1.832 ; 1.946 REMARK 3 BOND ANGLES OTHERS (DEGREES): 4630 ; 2.112 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 274 ; 7.282 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 317 ; 0.123 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2617 ; 0.009 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 504 ; 0.005 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 454 ; 0.240 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 2328 ; 0.254 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): 1422 ; 0.098 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 163 ; 0.234 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 15 ; 0.303 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 60 ; 0.307 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 22 ; 0.231 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1386 ; 2.048 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2243 ; 3.229 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 927 ; 4.179 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 900 ; 6.332 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 2313 ; 2.131 ; 2.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 277 ;16.616 ; 5.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 2251 ; 5.693 ; 5.000 REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 1PY3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-JUL-03. REMARK 100 THE DEPOSITION ID IS D_1000019689. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-APR-96 REMARK 200 TEMPERATURE (KELVIN) : 293.0 REMARK 200 PH : 7.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : X31 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9185 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 35955 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 15.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 3.450 REMARK 200 R MERGE (I) : 0.05200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 20.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.83 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.4 REMARK 200 DATA REDUNDANCY IN SHELL : 2.80 REMARK 200 R MERGE FOR SHELL (I) : 0.37800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.960 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1RGG REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.46 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.03 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, PHOSPHATE BUFFER, PH REMARK 280 7.2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z REMARK 290 4555 -X+1/2,Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 51.14500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.35000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 51.14500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 34.35000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 317 LIES ON A SPECIAL POSITION. REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ALA A 1 REMARK 465 ASP A 2 REMARK 465 PRO A 3 REMARK 465 GLY B 63 REMARK 465 SER B 64 REMARK 465 ASN B 65 REMARK 465 ALA C 1 REMARK 465 GLY C 63 REMARK 465 SER C 64 REMARK 465 ASN C 65 REMARK 465 ASP C 66 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 PRO B 62 C O REMARK 470 ASP B 66 N CA CB CG OD1 OD2 REMARK 470 ASP C 2 N CB CG OD1 OD2 REMARK 470 ARG C 34 NE CZ NH1 NH2 REMARK 470 PRO C 62 O REMARK 470 ARG C 67 N CB CG CD NE CZ NH1 REMARK 470 ARG C 67 NH2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 OE2 GLU A 40 O HOH A 407 2.01 REMARK 500 O HOH A 370 O HOH A 406 2.07 REMARK 500 O PRO A 95 O HOH A 403 2.13 REMARK 500 CA PRO B 62 O HOH B 176 2.16 REMARK 500 OE1 GLN A 80 O HOH A 404 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 385 O HOH B 180 2665 2.14 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 CYS A 97 CB CYS A 97 SG -0.107 REMARK 500 GLU C 40 CD GLU C 40 OE1 0.072 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ASP A 19 CB - CG - OD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ASP A 66 CB - CG - OD2 ANGL. DEV. = 7.2 DEGREES REMARK 500 ARG A 71 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 TYR A 87 11.24 80.10 REMARK 500 ASP B 85 39.67 -141.66 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ARG A 96 CYS A 97 -140.40 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 300 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1RGG RELATED DB: PDB REMARK 900 RIBONUCLEASE SA AT 1.2 A RESOLUTION REMARK 900 RELATED ID: 1LNI RELATED DB: PDB REMARK 900 RIBONUCLEASE SA AT 1.0 A RESOLUTION REMARK 900 RELATED ID: 1MGW RELATED DB: PDB REMARK 900 RIBONUCLEASE SA3 REMARK 900 RELATED ID: 1MGR RELATED DB: PDB REMARK 900 RIBONUCLEASE SA3 DBREF 1PY3 A 1 97 UNP Q53752 Q53752_STRAU 67 163 DBREF 1PY3 B 1 97 UNP Q53752 Q53752_STRAU 67 163 DBREF 1PY3 C 1 97 UNP Q53752 Q53752_STRAU 67 163 SEQRES 1 A 97 ALA ASP PRO ALA LEU ALA ASP VAL CYS ARG THR LYS LEU SEQRES 2 A 97 PRO SER GLN ALA GLN ASP THR LEU ALA LEU ILE ALA LYS SEQRES 3 A 97 ASN GLY PRO TYR PRO TYR ASN ARG ASP GLY VAL VAL PHE SEQRES 4 A 97 GLU ASN ARG GLU SER ARG LEU PRO LYS LYS GLY ASN GLY SEQRES 5 A 97 TYR TYR HIS GLU PHE THR VAL VAL THR PRO GLY SER ASN SEQRES 6 A 97 ASP ARG GLY THR ARG ARG VAL VAL THR GLY GLY TYR GLY SEQRES 7 A 97 GLU GLN TYR TRP SER PRO ASP HIS TYR ALA THR PHE GLN SEQRES 8 A 97 GLU ILE ASP PRO ARG CYS SEQRES 1 B 97 ALA ASP PRO ALA LEU ALA ASP VAL CYS ARG THR LYS LEU SEQRES 2 B 97 PRO SER GLN ALA GLN ASP THR LEU ALA LEU ILE ALA LYS SEQRES 3 B 97 ASN GLY PRO TYR PRO TYR ASN ARG ASP GLY VAL VAL PHE SEQRES 4 B 97 GLU ASN ARG GLU SER ARG LEU PRO LYS LYS GLY ASN GLY SEQRES 5 B 97 TYR TYR HIS GLU PHE THR VAL VAL THR PRO GLY SER ASN SEQRES 6 B 97 ASP ARG GLY THR ARG ARG VAL VAL THR GLY GLY TYR GLY SEQRES 7 B 97 GLU GLN TYR TRP SER PRO ASP HIS TYR ALA THR PHE GLN SEQRES 8 B 97 GLU ILE ASP PRO ARG CYS SEQRES 1 C 97 ALA ASP PRO ALA LEU ALA ASP VAL CYS ARG THR LYS LEU SEQRES 2 C 97 PRO SER GLN ALA GLN ASP THR LEU ALA LEU ILE ALA LYS SEQRES 3 C 97 ASN GLY PRO TYR PRO TYR ASN ARG ASP GLY VAL VAL PHE SEQRES 4 C 97 GLU ASN ARG GLU SER ARG LEU PRO LYS LYS GLY ASN GLY SEQRES 5 C 97 TYR TYR HIS GLU PHE THR VAL VAL THR PRO GLY SER ASN SEQRES 6 C 97 ASP ARG GLY THR ARG ARG VAL VAL THR GLY GLY TYR GLY SEQRES 7 C 97 GLU GLN TYR TRP SER PRO ASP HIS TYR ALA THR PHE GLN SEQRES 8 C 97 GLU ILE ASP PRO ARG CYS HET SO4 A 300 5 HETNAM SO4 SULFATE ION FORMUL 4 SO4 O4 S 2- FORMUL 5 HOH *277(H2 O) HELIX 1 1 THR A 11 LEU A 13 5 3 HELIX 2 2 PRO A 14 ASN A 27 1 14 HELIX 3 3 THR B 11 LEU B 13 5 3 HELIX 4 4 PRO B 14 ASN B 27 1 14 HELIX 5 5 THR C 11 LEU C 13 5 3 HELIX 6 6 PRO C 14 LYS C 26 1 13 SHEET 1 A 6 ASP A 7 CYS A 9 0 SHEET 2 A 6 GLN A 91 ASP A 94 1 O ASP A 94 N VAL A 8 SHEET 3 A 6 GLN A 80 SER A 83 -1 N TRP A 82 O GLN A 91 SHEET 4 A 6 ARG A 71 THR A 74 -1 N ARG A 71 O SER A 83 SHEET 5 A 6 TYR A 54 THR A 58 -1 N PHE A 57 O VAL A 72 SHEET 6 A 6 VAL A 38 PHE A 39 -1 N PHE A 39 O TYR A 54 SHEET 1 B 5 ALA B 6 CYS B 9 0 SHEET 2 B 5 GLN B 91 ASP B 94 1 O GLU B 92 N ALA B 6 SHEET 3 B 5 GLN B 80 SER B 83 -1 N TRP B 82 O GLN B 91 SHEET 4 B 5 ARG B 71 THR B 74 -1 N ARG B 71 O SER B 83 SHEET 5 B 5 HIS B 55 THR B 58 -1 N HIS B 55 O THR B 74 SHEET 1 C 6 ALA C 6 CYS C 9 0 SHEET 2 C 6 GLN C 91 ASP C 94 1 O GLU C 92 N ALA C 6 SHEET 3 C 6 GLN C 80 SER C 83 -1 N TRP C 82 O GLN C 91 SHEET 4 C 6 ARG C 71 THR C 74 -1 N VAL C 73 O TYR C 81 SHEET 5 C 6 TYR C 54 THR C 58 -1 N PHE C 57 O VAL C 72 SHEET 6 C 6 VAL C 37 PHE C 39 -1 N VAL C 37 O GLU C 56 SSBOND 1 CYS A 9 CYS A 97 1555 1555 2.02 SSBOND 2 CYS B 9 CYS B 97 1555 1555 2.00 SSBOND 3 CYS C 9 CYS C 97 1555 1555 2.00 CISPEP 1 GLY A 28 PRO A 29 0 -3.87 CISPEP 2 GLY B 28 PRO B 29 0 -8.42 CISPEP 3 GLY C 28 PRO C 29 0 2.75 SITE 1 AC1 8 ARG A 34 GLU A 56 ARG A 67 ARG A 71 SITE 2 AC1 8 HIS A 86 TYR A 87 ARG C 45 HOH C 180 CRYST1 102.290 68.700 57.510 90.00 100.40 90.00 C 1 2 1 12 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.009776 0.000000 0.001794 0.00000 SCALE2 0.000000 0.014556 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017679 0.00000